Alles bestens - schnelle Lieferung - gerne jederzeit wieder - dankschön
View translation1 pcs Blue Tanzanite - 5.31 ct - Antwerp Laboratory for Gemstone Testing (ALGT)
No. 89290193
ALGT COLORED STONE IDENTIFICATION REPORT
IDENTIFICATION
Species ......................................................................................................... Natural Zoisite
Variety ..................................................................................................................... Tanzanite
DESCRIPTION
Shape & Cutting Style ................................................ Modified Octagon, Step Cut
Measurements ....................................................................... 11.43 x 8.14 x 5.46 mm
Carat Weight ...................................................................................................... 5.31 Carat
Color ...................................................................................... Vivid/Deep Blue (Purplish)
Transparency .................................................................................................. Transparent
ADDITIONAL GRADING CHARACTERISTICS
Color Quality Grade .......................................................................... Fine Color Quality
Suggested Origin ................................................................................................. Tanzania
COMMENTS
Tanzanite is commonly heated at low temperature to improve its color.
There is currently no scientific method available to determine whether this
gemstone has been enhanced or not.
Minor amount of oil in fissures.
Oiling has become a common practice in trade for many gemstones. This
enhancement is reversible at any time.
12 August, 2024
79264735
Seller's Story
ALGT COLORED STONE IDENTIFICATION REPORT
IDENTIFICATION
Species ......................................................................................................... Natural Zoisite
Variety ..................................................................................................................... Tanzanite
DESCRIPTION
Shape & Cutting Style ................................................ Modified Octagon, Step Cut
Measurements ....................................................................... 11.43 x 8.14 x 5.46 mm
Carat Weight ...................................................................................................... 5.31 Carat
Color ...................................................................................... Vivid/Deep Blue (Purplish)
Transparency .................................................................................................. Transparent
ADDITIONAL GRADING CHARACTERISTICS
Color Quality Grade .......................................................................... Fine Color Quality
Suggested Origin ................................................................................................. Tanzania
COMMENTS
Tanzanite is commonly heated at low temperature to improve its color.
There is currently no scientific method available to determine whether this
gemstone has been enhanced or not.
Minor amount of oil in fissures.
Oiling has become a common practice in trade for many gemstones. This
enhancement is reversible at any time.
12 August, 2024
79264735
Seller's Story
- 508
- 33
- 5
Tutto ok
View translationPerfetto
View translationMuy contento con la compra. El vendedor muy atento.
View translationSplendides. Des gemmes de très belles qualités.
View translationOttima spedizione
View translationDanke, interessanter Stein, sicher verpackt
View translationTrès bien. Merci.
View translationThe diamond is not the yellow colour that we expected from the foto’s. More a greyish-brown with a yellow hint. Still nice, but not what we expected.
View translationEccellente
View translationEccellente
View translationl'objet correspond exactement aux informations.
View translationsuper, conforme à la description,je recommande vivement ce vendeur,top🙏
View translation.....Oggetto come descrizione, Soddisfatto sia dell' Acquisto che del Venditore che Attento Vs Acquirente e Imballaggio molto Curato e x la Velocità x fare il Tutto. ⭐⭐⭐⭐⭐
View translationConforme aux descriptions avec envoi rapide et soigné .
View translationGli ho mandato un messaggio chiedendo quando avrebbe spedito, già in ritardo, e mi ha detto che lo avrebbe fatto il 9 (due giorni dopo)...arrivati al 10 ottobre ha deciso di non spedire più.
View translationRegret to inform that this Stone was already sold in Catawiki Auctions and by mistake was listed again, hence unable to dispatch.
Nice stone. Quick dispatch.
View translationWie auf dem Foto. Kommunikation dachte ich wäre schlecht, aber ich habe auch samstags die Nachricht geschickt. bekam aber Montag die Antwort. Also sehr gut. Danke nochmals.
View translationAll ok. Thanks
View translationEverything was ok. I recommend rhis seller.
View translationtop geregeld
View translationFoarte multumit de piatra cumparata si de experienta avuta cu vanzatorul.
View translationTrès bon lot livraison retarder
View translationoggetto come da descrizione, venditore puntuale nella spedizione, AAAA
View translation- 508
- 33
- 5
Alles bestens - schnelle Lieferung - gerne jederzeit wieder - dankschön
View translationDisclaimer
Catawiki always aims to offer you the best possible buying experience. Our experts virtually review and select every object in line with our submission guidelines. While we strive to provide a detailed description and photographs of each jewellery object, discrepancies or inaccuracies may occur. It is your responsibility to review all of the information provided about an object, including the condition and description, before placing an order. Sellers are responsible for the information, pictures and description provided, including the quality, quantity and nature of the jewelry supplied. A small imperfection that cannot be seen in the photo but is included in the description is not a non-conformity. A Lab Report is not a guarantee, valuation or appraisal regarding the articles described therein. A Lab Report contains only the characteristics of an article described after it has been graded, tested, examined, and analyzed using the techniques and equipment used at the time of the examination from that specific Lab. The results of any other examination performed on the article may differ depending when, how, by whom and with which grading standard the article is examined. In addition, any changes and improvements in techniques and equipment that may have occurred which may enable the examiner to detect, among other things, the use of processes for altering the characteristics of an article which use was previously undetectable, does not automatically mean the object does not conform to its description.
Catawiki always aims to offer you the best possible buying experience. Our experts virtually review and select every object in line with our submission guidelines. While we strive to provide a detailed description and photographs of each jewellery object, discrepancies or inaccuracies may occur. It is your responsibility to review all of the information provided about an object, including the condition and description, before placing an order. Sellers are responsible for the information, pictures and description provided, including the quality, quantity and nature of the jewelry supplied. A small imperfection that cannot be seen in the photo but is included in the description is not a non-conformity. A Lab Report is not a guarantee, valuation or appraisal regarding the articles described therein. A Lab Report contains only the characteristics of an article described after it has been graded, tested, examined, and analyzed using the techniques and equipment used at the time of the examination from that specific Lab. The results of any other examination performed on the article may differ depending when, how, by whom and with which grading standard the article is examined. In addition, any changes and improvements in techniques and equipment that may have occurred which may enable the examiner to detect, among other things, the use of processes for altering the characteristics of an article which use was previously undetectable, does not automatically mean the object does not conform to its description.